Distribution International Inc., Houston, TX, has acquired Mechanical Insulation Supply Inc., Redford, MI, a distributor of mechanical and industrial insulation and accessories, HVAC products, and refractory products and accessories. Terms were not disclosed.

The acquisition expands Distribution International's network in the Midwest and expands the company's customer base, according to DI CFO Doug Waugaman.

Distribution International is a portfolio company of Audax Private Equity and The CapStreet Group. A distributor of insulation, related specialty fabricated products and safety supplies. DI serves industrial, commercial and marine customers from distribution centers throughout the U.S. and Canada.